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Fixed date in my last ChangeLog entry
[deliverable/binutils-gdb.git] / sim / arm / ChangeLog
CommitLineData
7378e198
NC		 12002-05-27 Nick Clifton <nickc@cambridge.redhat.com>
2
3 * thumbemu.c (ARMul_ThumbDecode, Case 31): Do not set LR to pc +
4 2, it has already been advanced.
5
2984e114
NC		 62002-05-23 Nick Clifton <nickc@cambridge.redhat.com>
7
8 * thumbemu.c (ARMul_ThumbDecode): When decoding a BLX(1)
9 instruction do not add in the second bit of the base address -
10 this has already been accounted for.
11
8b2440b7
NC		 122002-05-21 Nick Clifton <nickc@cambridge.redhat.com>
13
14 * armcopro.c (check_cp13_access): Allow access to register 1 when
15 CRm is 1.
16 (write_cp13_reg): Allow bit 0 of reg 1 of CRm 1 to be written to.
17
de4112fa
NC		 182002-05-20 Nick Clifton <nickc@cambridge.redhat.com>
19
20 * Makefile.in (SWI_TARGET_SWITCHES): Define.
21 * armos.c (swi_mask): Define. Initialise to supporting all
22 SWI emulations.
23 (ARMul_OSInit): For XScale targets, only support the ANGEL
24 SWI interface. (This is at the request if Intel).
25 (ARMul_OSHandleSWI): Examine swi_mask to see if a particular
26 SWI call should be emulated.
27 Do not fall through from AngelSWI_Reason_WriteC.
28 Propagate exit code from RedBoot Exit SWI.
29 * rdi-dgb.h (swi_mask): Prototype.
30 (SWI_MASK_DEMON, SWI_MASK_ANGEL, SWI_MASK_REDBOOT): Define.
31 * wrapper.c: Include run-sim.h.
32 (sim_target_parse_command_line): New function. Look for and
33 handle --swi-support switch.
34 (sim_target_parse_arg_array): New function. Process an argv
35 array for parsing by sim_target_parse_command_line.
36 (sim_target_display_usage): New function. Describe syntax of
37 --swi-suppoort switch.
38 (sim_open): Add call to sim_target_parse_arg_array).
39
402002-05-17 Nick Clifton <nickc@cambridge.redhat.com>
41
42 * Makefile.in (SWI_TARGET_SWITCHES): Define.
43 * armos.c (swi_mask): Define. Initialise to supporting all
44 SWI emulations.
45 (ARMul_OSInit): For XScale targets, only support the ANGEL
46 SWI interface. (This is at the request if Intel).
47 (ARMul_OSHandleSWI): Examine swi_mask to see if a particular
48 SWI call should be emulated.
49 Do not fall through from AngelSWI_Reason_WriteC.
50 Propagate exit code from RedBoot Exit SWI.
51 * rdi-dgb.h (swi_mask): Prototype.
52 (SWI_MASK_DEMON, SWI_MASK_ANGEL, SWI_MASK_REDBOOT): Define.
53 * wrapper.c (sim_target_parse_command_line): New function.
54 Look for and handle --swi-support switch.
55 (sim_target_parse_arg_array): New function. Process an argv
56 array for parsing by sim_target_parse_command_line.
57 (sim_target_display_usage): New function. Describe syntax of
58 --swi-suppoort switch.
59 (sim_open): Add call to sim_target_parse_arg_array).
60
d8512e6a
NC		 612002-05-09 Nick Clifton <nickc@cambridge.redhat.com>
62
63 * armos.c (ARMul_OSHandleSWI): Support the RedBoot SWI in ARM
64 mode and some of its system calls.
65
ae60d3dd
AG		 662002-03-17 Anthony Green <green@redhat.com>
67
68 * wrapper.c (mem_size): Increase the default target memory to 8MB.
69
b3ba81f8
KS		 702002-02-21 Keith Seitz <keiths@redhat.com>
71
72 * armos.c (SWIWrite0): Use generic host_callback mechanism
73 for supported OS functions "open", "close", "write", etc.
74 (SWIopen): Likewise.
75 (SWIread): Likewise.
76 (SWIwrite): Likewise.
77 (SWIflen): Likewise.
78 (ARMul_OSHandleSWI): Likewise.
79
c17aa318
NC		 802002-02-05 Nick Clifton <nickc@cambridge.redhat.com>
81
82 * wrapper.c (sim_create_inferior): Modify previous patch so that
83 it is only triggered for COFF format executables.
84
25180f8a
NC		 852002-02-04 Nick Clifton <nickc@cambridge.redhat.com>
86
c17aa318
NC		 87 * wrapper.c (sin_create_inferior): If a v5 architecture is
88 detected, assume it might be an XScale binary, since there is no
89 way to distinguish between the two in the COFF file format.
25180f8a 90
57165fb4
NC		 912002-01-10 Nick Clifton <nickc@cambridge.redhat.com>
92
93 * arminit.c (ARMul_Abort): Fix parameters passed to CPRead[13].
94 * armemu.c (ARMul_Emulate32): Fix parameters passed to CPRead[13]
95 and CPRead[14].
96 Fix formatting. Improve layout.
97 * armemu.h: Fix formatting. Improve layout.
98
272fcdcd
NC		 992002-01-09 Nick Clifton <nickc@cambridge.redhat.com>
100
101 * wrapper.c (sim_fetch_register): If fetching more than 4 bytes
102 return zeroes in the other words.
86c735a5 103 General formatting tidy ups.
272fcdcd 104
6746a76a
BH		 1052001-11-16 Ben Harris <bjh21@netbsd.org>
106
107 * Makefile.in (armemu32.o): Replace $< with autoconf recommended
108 $(srcdir)/....
109 (armemu26.o): Ditto.
110
ff44f8e3
NC		 1112001-10-18 Nick Clifton <nickc@cambridge.redhat.com>
112
113 * armemu.h (CP_ACCESS_ALLOWED): New macro.
114 Fix formatting.
115 * armcopro.c (read_cp14_reg): Make static.
116 (write_cp14_reg): Make static.
117 (check_cp13_access): Use CP_ACCESS_ALLOWED macro.
118 Fix formatting.
119 * armsupp.c (ARMul_LDC): Check CP_ACCESS_ALLOWED.
120 (ARMul_STC): Check CP_ACCESS_ALLOWED.
121 (ARMul_MCR): Check CP_ACCESS_ALLOWED.
122 (ARMul_MRC): Check CP_ACCESS_ALLOWED.
123 (ARMul_CDP): Check CP_ACCESS_ALLOWED.
124 Fix formatting.
125 * armemu.c (MCRR): Check CP_ACCESS_ALLOWED. Test Rd and Rn not
126 equal to 15.
127 (MRRC): Check CP_ACCESS_ALLOWED. Test Rd and Rn not equal to 15.
128 Fix formatting.
129
fb7a8ef0
NC		 1302001-05-11 Nick Clifton <nickc@cambridge.redhat.com>
131
132 * armemu.c (ARMul_Emulate32): Fix handling of XScale LDRD and STRD
133 instructions with post indexed addressing modes.
134
dac07255
NC		 1352001-05-08 Jens-Christian Lache <lache@tu-harburg.de>
136
137 * armsupp.c (ARMul_FixCPSR): Check Mode not Bank in order to
138 determine rocesor mode.
139
c3ae2f98
MG		 1402001-04-18 matthew green <mrg@redhat.com>
141
142 * armcopro.c (write_cp15_reg): Set CHANGEMODE if endianness changes.
143 (read_cp15_reg): Make non-static.
144 (XScale_cp15_LDC): Update for write_cp15_reg() change.
145 (XScale_cp15_MCR): Likewise.
146 (XScale_cp15_write_reg): Likewise.
147 (XScale_check_memacc): New function. Check for breakpoints being
148 activated by memory accesses. Does not support the Branch Target
149 Buffer.
150 (XScale_set_fsr_far): New function. Set FSR and FAR for XScale.
151 (XScale_debug_moe): New function. Set the debug Method Of Entry,
152 if configured.
153 (write_cp14_reg): Reset count counter if requested.
154 * armdefs.h (struct ARMul_State): New members `LastTime' and
155 `CP14R0_CCD' used for the timer/counters.
156 (ARMul_CP13_R0_FIQ, ARMul_CP13_R0_IRQ, ARMul_CP13_R8_PMUS,
157 ARMul_CP14_R0_ENABLE, ARMul_CP14_R0_CLKRST, ARMul_CP14_R0_CCD,
158 ARMul_CP14_R0_INTEN0, ARMul_CP14_R0_INTEN1, ARMul_CP14_R0_INTEN2,
159 ARMul_CP14_R0_FLAG0, ARMul_CP14_R0_FLAG1, ARMul_CP14_R0_FLAG2,
160 ARMul_CP14_R10_MOE_IB, ARMul_CP14_R10_MOE_DB, ARMul_CP14_R10_MOE_BT,
161 ARMul_CP15_R1_ENDIAN, ARMul_CP15_R1_ALIGN, ARMul_CP15_R5_X,
162 ARMul_CP15_R5_ST_ALIGN, ARMul_CP15_R5_IMPRE, ARMul_CP15_R5_MMU_EXCPT,
163 ARMul_CP15_DBCON_M, ARMul_CP15_DBCON_E1, ARMul_CP15_DBCON_E0): New
164 defines for XScale registers.
165 (XScale_check_memacc, XScale_set_fsr_far, XScale_debug_moe): Prototype.
166 (ARMul_Emulate32, ARMul_Emulate26): Clean up function definition.
167 (ARMul_Emulate32): Handle the clock counter and hardware instruction
168 breakpoints. Call XScale_set_fsr_far() for software breakpoints and
169 software interrupts.
170 (LoadMult): Call XScale_set_fsr_far() for data aborts.
171 (LoadSMult): Likewise.
172 (StoreMult): Likewise.
173 (StoreSMult): Likewise.
174 * armemu.h (write_cp15_reg): Update prototype.
175 * arminit.c (ARMul_NewState): Initialise CP14R0_CCD and LastTime.
176 (ARMul_Abort): If XScale, check for FIQ and IRQ being enabled in CP13
177 register 0.
178 * armvirt.c (GetWord): Call XScale_check_memacc().
179 (PutWord): Likewise.
180
3cf84db9
NC		 1812001-03-20 Nick Clifton <nickc@redhat.com>
182
183 * armvirt.c (ARMul_ReLoadInstr): Do not enable alignment checking
184 when loading unaligned thumb instructions.
185
4f3c3dbb
NC		 1862001-03-06 Nick Clifton <nickc@redhat.com>
187
188 * thumbemu.c (ARMul_ThumbDecode): Delete label bo_blx2.
189 Compute destination address of BLX(1) instruction by
190 taking bit 1 from PC and not from bit 0 of the offset.
191
917bca4f
NC		 1922001-02-27 Nick Clifton <nickc@redhat.com>
193
194 * armvirt.c (GetWord): Add new parameter - check - to enable or
195 disable the alignment checking.
196 (PutWord): Add new parameter - check - to enable or disable the
197 alignment checking.
198 (ARMul_ReLoadInstr): Pass extra parameter to GetWord.
199 (ARMul_ReadWord): Pass extra parameter to GetWord.
200 (ARMul_WriteWord): Pass extra parameter to PutWord.
201 (ARMul_StoreHalfWord): Pass extra parameter to PutWord.
202 (ARMul_WriteByte): Pass extra parameter to GetWord.
203 (ARMul_SwapWord): Pass extra parameter to PutWord.
204 (ARMul_SafeReadByte): New Function: Read a byte but do not abort.
205 (ARMul_SafeWriteByte): New Function: Write a byte but do not abort.
206
207 * armdefs.h: Add prototypes for ARMul_SafeReadByte and
208 ARMul_SafeWriteByte.
209
210 * wrapper.c (sim_write): Use ARMul_SafeWriteByte.
211 (sim_read): Use ARMul_SafeReadByte.
212
213 * armos.c (in_SWI_handler): Remove.
214 (SWIWrite0): Use ARMul_SafeReadByte.
215 (WriteCommandLineTo): Use ARMul_SafeWriteByte.
216 (SWIopen): Use ARMul_SafeReadByte.
217 (SWIread): Use ARMul_SafeWriteByte.
218 (SWIwrite): Use ARMul_SafeReadByte.
219 (ARMul_OSHandleSWI): Remove use of is_SWI_handler.
220 (ARMul_OSException): Remove use of is_SWI_handler.
221
2ef048fc
NC		 2222001-02-16 Nick Clifton <nickc@redhat.com>
223
224 * armemu.c: Remove Prefetch abort for breakpoints. Instead set
225 the state to RESUME.
226
5f7d0a33
NC		 2272001-02-14 Nick Clifton <nickc@redhat.com>
228
44e23e57
NC		 229 * armemu.c: Add code to preserve processor mode when a prefetch
230 abort is signalled after processing a breakpoint.
231
5f7d0a33
NC		 232 * wrapper.c (sim_create_inferior): Reset processor into ARM mode
233 for any machine type except the early ARMs.
234
1e5d4e46
NC		 2352001-02-13 Nick Clifton <nickc@redhat.com>
236
237 * armos.c (in_SWI_handler): New static variable.
238 (ARMul_OSHandleSWI): Set in_SWI_handler whilst emulating a SWI.
239 (ARMul_OSException): Ignore exceptions generated whilst emulating
240 a SWI.
241
179ae6ea
NC		 2422001-02-12 Nick Clifton <nickc@redhat.com>
243
244 * armemu.h (NEGBRANCH): Fix defintion.
245
dda308f5
NC		 2462001-02-01 Nick Clifton <nickc@redhat.com>
247
248 * armemu.c (LoadSMult): Update base address register after
249 restoring register bank.
250 (StoreMult): Update base address register after restoring register
251 bank.
252
88694af3
NC		 2532001-01-31 Nick Clifton <nickc@redhat.com>
254
255 * armvirt.c (PutWord): Detect installation of SWI vector.
256 (SWI_vector_installed): Define.
257 * armos.c (ARMul_OsInit): Reset SWI_vector_installed.
258 * armos.h (SWI_vector_installed): Declare.
259 * wrapper.c (SWI_vector_installed): Remove definition.
260 (sim_write): Remove check of SWI vector installation
261
ac1c9d3a
NC		 2622000-12-18 Nick Clifton <nickc@redhat.com>
263
264 * armemu.c (ARMul_Emulate26): Fix test for StoreDouble
265 instruction.
266
9a6b6a66
NC		 2672000-12-10 Nick Clifton <nickc@redhat.com>
268
269 * armos.c (ARMul_OSHandleSWI): Add 0x91 as an FPE SWI.
270
760a7bbe
NC		 2712000-12-07 Nick Clifton <nickc@redhat.com>
272
273 * armemu.c (ARMul_Emulate26): Detect double word load and
274 store instructions and call emulation routines.
275 (Handle_Load_Double): Emulate a double word load instruction.
276 (Handle_Store_Double): Emulate a double word store
277 instruction.
278
7f53bc35
NC		 2792000-12-03 Nick Clifton <nickc@redhat.com>
280
281 * armos.c: Fix formatting.
282 (ARMul_OSHandleSWI): Suppress support of DEMON SWIs when in xscale
283 mode.
284
f1129fb8
NC		 2852000-11-29 Nick Clifton <nickc@redhat.com>
286
287 * armdefs.h (State): Add 'v5e' and 'xscale' fields.
288 (ARM_v5e_Prop): Define.
289 (ARM_XScale_Prop): Define.
290
291 * wrapper.c (sim_create_inferior): Select processor based on
292 machine number.
293 (SWI_vector_installed): New boolean. Set to true if the SWI
294 vector address is written to by the executable.
295
296 * arminit.c (ARMul_NewState): Switch default to 32 bit mode.
297 (ARMul_SelectProcessor): Initialise v5e and xscale signals.
298 (ARMul_Abort): Fix calculation of LR address.
299
300 * armos.c (ARMul_OSHandleSWI): If a SWI vector has been installed
301 and a SWI is not handled by the simulator, pass the SWI off to the
302 vector, otherwise issue a warning message and continue.
303
304 * armsupp.c (ARMul_CPSRAltered): Set S bit aswell.
305
306 * thumbemu.c: Add v5 instruction simulation.
307 * armemu.c: Add v5, XScale and El Segundo instruction simulation.
308
309 * armcopro.c: Add XScale co-processor emulation.
310 * armemu.h: Add exported XScale co-processor functions.
311
3943c96b
NC		 3122000-09-15 Nick Clifton <nickc@redhat.com>
313
314 * armdefs.h: Rename StrongARM property to v4_ARM and add v5 ARM
315 property. Delete unnecessary processor names.
316 (ARM_Strong_Prop): Delete.
317 (STRONGARM): Delete.
318 (ARM_v4_Prop): Add.
319 (ARM_v5_Prop): Add
320 (State): Delete is_StrongARM boolean. Add is_v4 and is_v5
321 booleans.
322
323 * armemu.h (BUSUSEDINCPCS): Use is_v4 boolean.
324 (BUSUSEDINCPCN): Use is_v4 boolean.
325
326 * arminit.c (ARMul_NewState): Initialise is_v4 and is_v5 fields.
327 (ARMul_SelectProcessor): Change second parameter from 'processor'
328 to 'properties'. Set is_v4 and is_v5 booleans in State.
329
330 * armrdi.c: Remove use of ARM processor names. Replace with ARM
331 processor properties.
332
333 * wrapper.c (sim_create_inferior): Choose properties passed to
334 ARMul_SelectProcessor based on machine number.
335
4bc1de7b
NC		 3362000-08-14 Nick Clifton <nickc@redhat.com>
337
338 * armemu.c (LHPOSTDOWN): Compute write back value before
339 performing load in case the offset register is overwritten.
340 (LHPOSTUP): Ditto.
341
0a4321b9
FN		 3422000-07-14 Fernando Nasser <fnasser@cygnus.com>
343
344 * wrapper.c (sim_create_inferior): Fix typo in the previous patch.
345
64a10675
FN		 3462000-07-14 Fernando Nasser <fnasser@cygnus.com>
347
348 * wrapper.c (sim_create_inferior): Reset mode to ARM when creating a
349 new inferior.
350
b0eae074
AO		 3512000-07-04 Alexandre Oliva <aoliva@redhat.com>
352
ae3c7619
AO		 353 * armvirt.c (ABORTS): Do not define.
354
1e6b544a
AO		 355 * armdefs.h (struct ARMul_State): Add is_StrongARM.
356 (ARM_Strong_Prop, STRONGARM): Define.
357 * arminit.c (ARMul_NewState): Reset is_StrongARM.
358 (ARMul_SelectProcessor): Set is_StrongARM.
359 * wrapper.c (sim_create_inferior): Use bfd machine type to
360 determine processor type to emulate.
361 * armemu.h (BUSUSEDINCPCS, BUSUSEDINCPCN): Don't increment PC
362 when emulating StrongARM.
363
66210567
AO		 364 * armemu.c (ARMul_Emulate, t_undefined): Proceed to next insn.
365
e063aa3b
AO		 366 * armemu.h (INSN_SIZE): New macro.
367 (SET_ABORT): Save CPSR in SPSR and set LR.
368 * armemu.c (ARMul_Emulate, isize): Set to INSN_SIZE.
369 (WriteR15, WriteSR15): Do not discard bit 1 in Thumb mode.
370 * arminit.c (ARMul_Abort): Use new SETABORT and INSN_SIZE.
371
13b6dd6f
AO		 372 * armemu.c (LoadSMult): Use WriteR15() to discard the least
373 significant bits of PC.
374
892c6b9d
AO		 375 * armemu.h (WRITEDESTB): New macro.
376 * armemu.c (ARMul_Emulate26, bl): Use WriteR15Branch() to
377 modify PC. Moved the existing logic...
378 (WriteR15Branch): ... here. New function.
379 (WriteR15, WriteSR15): Drop the two least significant bits.
380 (LoadSMult): Use WriteR15Branch() to modify PC.
381 (LoadMult): Use WRITEDESTB() instead of WRITEDEST().
382
cf52c765
AO		 383 * armemu.h (GETSPSR): Call ARMul_GetSPSR().
384 * armsupp.c (ARMul_CPSRAltered): Zero out bits as they're
385 extracted from state->Cpsr, but preserve the unused bits.
386 (ARMul_GetCPSR): Get bits preserved in state->Cpsr.
387 (ARMul_GetSPSR, ARMul_FixCPSR): Use ARMul_GetCPSR() to
388 get the full CPSR word.
389
4ef2594f
AO		 390 * armemu.h (PSR_FBITS, PSR_SBITS, PSR_XBITS, PSR_CBITS): New.
391 (SETPSR_F, SETPSR_S, SETPSR_X, SETPSR_C): New macros.
392 (SETPSR, SET_INTMODE, SETCC): Removed.
393 * armsupp.c (ARMul_FixCPSR, ARMul_FixSPSR): Do not test bit
394 mask. Use SETPSR_* to modify PSR.
395 (ARMul_SetCPSR): Load all bits from value.
396 * armemu.c (ARMul_Emulate, msr): Do not test bit mask.
397
e62263b8
AO		 398 * armemu.c (ARMul_Emulate): Compute writeback value before
399 loading, since the offset register may be the destination
400 register.
401
b0eae074
AO		 402 * armdefs.h (SYSTEMBANK): Define as USERBANK.
403 * armsupp.c (ARMul_SwitchMode): Remove SYSTEMBANK cases.
404
ee9a7772
AO		 4052000-06-22 Alexandre Oliva <aoliva@cygnus.com>
406
f9c22bc3
AO		 407 * armemu.c (Multiply64): Fix computation of flag N.
408
ee9a7772
AO		 409 * armemu.c (MultiplyAdd64): Fix computation of flag N.
410
fe47e8df
AO		 4112000-06-20 Alexandre Oliva <aoliva@cygnus.com>
412
413 * armemu.h (NEGBRANCH): Do not overwrite the two most significant
414 bits of the offset.
415
c1a72ffd
NC		 4162000-05-25 Nick Clifton <nickc@cygnus.com>
417
418 * armcopro.c (MMUMCR): Only indicate mode change if a singal has
419 really changed.
420 (MMUWrite): Only indicate mode change if a singal has really
421 changed.
422
423 * armdefs.h (SYSTEMMODE): Define.
424 (BANK_CAN_ACEESS_SPSR): Define.
425
426 * armemu.c (ARM_Emulate26): If the mode has changed allow the PC
427 to advance before stopping the emulation.
428
429 * arminit.c (ARMul_Reset): Ensure Mode field of State is set
430 correctly.
431
432 * armos.c (ARMul_OSInit): Create a initial stack pointer for
433 System mode.
434
435 * armsupp.c (ModeToBank): Remove unused first parameter.
436 Add support for System Mode.
437 (ARMul_GetSPSR): Use BANK_CAN_ACCESS_SPSR macro.
438 (ARMul_SetSPSR): Use BANK_CAN_ACCESS_SPSR macro.
439 (ARMul_FixSPSR): Use BANK_CAN_ACCESS_SPSR macro.
440 (ARMulSwitchMode): Add support for System Mode.
441
442Wed May 24 14:40:34 2000 Andrew Cagney <cagney@b1.cygnus.com>
eb2d80b4
AC		 443
444 * configure: Regenerated to track ../common/aclocal.m4 changes.
445
3463c3fb
NC		 4462000-05-23 Nick Clifton <nickc@cygnus.com>
447
448 * wrapper.c (sim_store_register): Special handling for CPSR
449 register.
450
5d0d395e
FCE		 4512000-03-11 Philip Blundell <philb@gnu.org>
452
453 * armemu.c (LoadSMult, LoadMult): Correct handling of aborts.
454 Patch from Allan Skillman <Allan.Skillman@arm.com>.
455
6c9e0292
FCE		 456Wed Mar 22 15:24:21 2000 glen mccready <gkm@pobox.com>
457
458 * wrapper.c (sim_open,sim_close): Copy into myname, free myname.
459
6d358e86
NC		 4602000-02-08 Nick Clifton <nickc@cygnus.com>
461
462 * wrapper.c: Fix compile time warning messages.
463 * armcopro.c: Fix compile time warning messages.
464 * armdefs.h: Fix compile time warning messages.
465 * armemu.c: Fix compile time warning messages.
466 * armemu.h: Fix compile time warning messages.
467 * armos.c: Fix compile time warning messages.
468 * armsupp.c: Fix compile time warning messages.
469 * armvirt.c: Fix compile time warning messages.
d0187574 470 * bag.c: Fix compile time warning messages.
6d358e86 471
dfcd3bfb
JM		 4722000-02-02 Bernd Schmidt <bernds@cygnus.co.uk>
473
474 * *.[ch]: Use indent to make readable.
475
c2d11a7d
JM		 4761999-11-22 Nick Clifton <nickc@cygnus.com>
477
478 * armos.c (SWIread): Generate an error message if a huge read is
479 performed.
480 (SWIwrite): Generate an error message if a huge write is
481 performed.
482
5c44784c
JM		 4831999-10-27 Nick Clifton <nickc@cygnus.com>
484
485 * thumbemu.c (ARMul_ThumbDecode): Accept 0xbebe as a thumb
486 breakpoint.
487
2df3850c
JM		 4881999-10-08 Ulrich Drepper <drepper@cygnus.com>
489
490 * armos.c (SWIopen): Always pass third parameter with 0666 since
491 otherwise uninitialized memory gets access if the O_CREAT bit is
492 set and so we possibly cannot access the file afterwards.
493
2acceee2
JM		 4941999-09-29 Doug Evans <devans@casey.cygnus.com>
495
496 * armos.c (SWIWrite0): Send output to stdout instead of stderr.
497 (ARMul_OSHandleSWI, case SWI_WriteC,AngelSWI_Reason_WriteC): Ditto.
498
d4f3574e
SS		 499Thu Sep 2 18:15:53 1999 Andrew Cagney <cagney@b1.cygnus.com>
500
501 * configure: Regenerated to track ../common/aclocal.m4 changes.
502
cd0fc7c3
SS		 5031999-05-08 Felix Lee <flee@cygnus.com>
504
505 * configure: Regenerated to track ../common/aclocal.m4 changes.
506
7a292a7a
SS		 5071999-04-06 Keith Seitz <keiths@cygnus.com>
508
509 * wrapper.c (stop_simulator): New global.
510 (sim_stop): Set sim state to STOP and set
511 stop_simulator.
512 (sim_resume): Reset stop_simulator.
513 (sim_stop_reason): If stop_simulator is set, tell gdb
514 that the we took SIGINT.
515 * armemu.c (ARMul_Emulate26): Don't loop forever. Stop if
516 stop_simulator is set.
517
5181999-04-02 Keith Seitz <keiths@cygnus.com>
519
520 * armemu.c (ARMul_Emulate26): If NEED_UI_LOOP_HOOK, call ui_loop_hook
521 whenever the counter expires.
522 * Makefile.in (SIM_EXTRA_CFLAGS): Include define NEED_UI_LOOP_HOOK.
523
5241999-03-24 Nick Clifton <nickc@cygnus.com>
525
526 * armemu.c (ARMul_Emulate26): Handle new breakpoint value.
527 * thumbemu.c (ARMul_ThumbDecode): Handle new breakpoint value.
528
c906108c
SS		 529Mon Sep 14 09:00:05 1998 Nick Clifton <nickc@cygnus.com>
530
531 * wrapper.c (sim_open): Set endianness according to BFD or command
532 line switch.
533
534 * tconfig.in: Define SIM_HAVE_BIENDIAN.
535
536Thu Aug 27 11:00:05 1998 Nick Clifton <nickc@cygnus.com>
537
538 * armemu.c (Multiply64): Test for Rm (rather than Rs) not being
539 the same as either RdHi or RdLo.
540
541Thu Jul 2 10:24:35 1998 Nick Clifton <nickc@cygnus.com>
542
543 * armos.c (ARMul_OSHandleSWI: AngelSWI_Reason_ReportException):
544 Set Reg[0] based on reason for for the exception.
545
546Thu Jun 4 15:22:03 1998 Jason Molenda (crash@bugshack.cygnus.com)
547
548 * armos.c (SWIwrite0): New function.
549 (WriteCommandLineTo): New function.
550 (SWIopen): New function.
551 (SWIread): New function.
552 (SWIwrite): New function.
553 (SWIflen): New function.
554 (ARMul_OSHandleSWI): Call new functions instead of handling
555 these here.
556 (ARMul_OSHandleSWI): Handle Angel SWIs correctly.
557 (*): Reformat spacing to be a bit more GNUly.
558 Most code taken from a patch by Anthony Thompson
559 (athompso@cambridge.arm.com)
560
561Tue Jun 2 15:22:22 1998 Nick Clifton <nickc@cygnus.com>
562
563 * armos.h: Add Angel SWI and its reason codes.
564 * armos.c (ARMul_OSHandleSWI): Ignore Angel SWIs (for now).
565
566Mon Jun 1 17:14:19 1998 Anthony Thompson (athompso@cambridge.arm.com)
567
568 * armos.c (ARMul_OSHandleSWI::SWI_Open): Handle special case
569 of ":tt" to catch stdin in addition to stdout.
570 (ARMul_OSHandleSWI::SWI_Seek): Return 0 or 1 to indicate failure
571 or success of lseek().
572
573Wed May 20 17:36:25 1998 Nick Clifton <nickc@cygnus.com>
574
575 * armos.c (ARMul_OSHandleSWI): Special case code to catch attempts
576 to open stdout.
577
578Wed Apr 29 15:29:55 1998 Jeff Johnston <jjohnstn@cygnus.com>
579
580 * armos.c (ARMul_OSHandleSWI): Added code for SWI_Clock,
581 SWI_Flen, and SWI_Time. Also fixed SWI_Seek code to only
582 seek from offset 0 and not to use R2 for whence since it is
583 not passed as part of the SWI call.
584
585Tue Apr 28 18:33:31 1998 Geoffrey Noer <noer@cygnus.com>
586
587 * configure: Regenerated to track ../common/aclocal.m4 changes.
588
589Sun Apr 26 15:31:55 1998 Tom Tromey <tromey@creche>
590
591 * configure: Regenerated to track ../common/aclocal.m4 changes.
592 * config.in: Ditto.
593
594Sun Apr 26 15:20:26 1998 Tom Tromey <tromey@cygnus.com>
595
596 * acconfig.h: New file.
597 * configure.in: Reverted change of Apr 24; use sinclude again.
598
599Fri Apr 24 14:16:40 1998 Tom Tromey <tromey@creche>
600
601 * configure: Regenerated to track ../common/aclocal.m4 changes.
602 * config.in: Ditto.
603
604Fri Apr 24 11:20:19 1998 Tom Tromey <tromey@cygnus.com>
605
606 * configure.in: Don't call sinclude.
607
608Sat Apr 4 20:36:25 1998 Andrew Cagney <cagney@b1.cygnus.com>
609
610 * configure: Regenerated to track ../common/aclocal.m4 changes.
611
612Fri Mar 27 16:15:52 1998 Andrew Cagney <cagney@b1.cygnus.com>
613
614 * configure: Regenerated to track ../common/aclocal.m4 changes.
615
616Wed Mar 25 12:35:29 1998 Andrew Cagney <cagney@b1.cygnus.com>
617
618 * configure: Regenerated to track ../common/aclocal.m4 changes.
619
620Wed Mar 18 12:38:12 1998 Andrew Cagney <cagney@b1.cygnus.com>
621
622 * configure: Regenerated to track ../common/aclocal.m4 changes.
623
624Tue Mar 10 09:26:38 1998 Nick Clifton <nickc@cygnus.com>
625
626 * armopts.h: Remove definition of LITTLEND - it is not used.
627
628Tue Feb 17 12:35:54 1998 Andrew Cagney <cagney@b1.cygnus.com>
629
630 * wrapper.c (sim_store_register, sim_fetch_register): Pass in
631 length parameter. Return -1.
632
633Sun Feb 1 16:47:51 1998 Andrew Cagney <cagney@b1.cygnus.com>
634
635 * configure: Regenerated to track ../common/aclocal.m4 changes.
636
637Sat Jan 31 18:15:41 1998 Andrew Cagney <cagney@b1.cygnus.com>
638
639 * configure: Regenerated to track ../common/aclocal.m4 changes.
640
641Mon Jan 19 22:26:29 1998 Doug Evans <devans@seba>
642
643 * configure: Regenerated to track ../common/aclocal.m4 changes.
644
645Mon Dec 15 23:17:11 1997 Andrew Cagney <cagney@b1.cygnus.com>
646
647 * configure: Regenerated to track ../common/aclocal.m4 changes.
648 * config.in: Ditto.
649
650Tue Dec 9 11:30:48 1997 Nick Clifton <nickc@cygnus.com>
651
652 * Makefile.in: Updated with changes from branch.
653 * armdefs.h: ditto
654 * armemu.c: ditto these changes
655 * armemu.h: ditto add support for
656 * armos.c: ditto the Thumb instruction
657 * armsupp.c: ditto set and the new v4
658 * armvirt.c: ditto architecture.
659 * wrapper.c: ditto
660 * thumbemu.c: New file from branch.
661
662
663Thu Dec 4 09:21:05 1997 Doug Evans <devans@canuck.cygnus.com>
664
665 * configure: Regenerated to track ../common/aclocal.m4 changes.
666
667Thu Oct 30 13:54:06 1997 Nick Clifton <nickc@cygnus.com>
668
669 * armos.c (ARMul_OSHandleSWI): Add support for GetEnv SWI. Patch
670 from Tony Thompson at ARM: athompso@arm.com
671
672 * wrapper.c (sim_create_inferior): Add code to create an execution
673 environment. Patch from Tony Thompson at ARM: athompso@arm.com
674
675Wed Oct 22 14:43:00 1997 Andrew Cagney <cagney@b1.cygnus.com>
676
677 * wrapper.c (sim_load): Pass lma_p and sim_write args to
678 sim_load_file.
679
680Fri Oct 3 09:28:00 1997 Andrew Cagney <cagney@b1.cygnus.com>
681
682 * configure: Regenerated to track ../common/aclocal.m4 changes.
683
684Wed Sep 24 17:38:57 1997 Andrew Cagney <cagney@b1.cygnus.com>
685
686 * configure: Regenerated to track ../common/aclocal.m4 changes.
687
688Tue Sep 23 11:04:38 1997 Andrew Cagney <cagney@b1.cygnus.com>
689
690 * configure: Regenerated to track ../common/aclocal.m4 changes.
691
692Mon Sep 22 11:46:20 1997 Andrew Cagney <cagney@b1.cygnus.com>
693
694 * configure: Regenerated to track ../common/aclocal.m4 changes.
695
696Fri Sep 19 17:45:25 1997 Andrew Cagney <cagney@b1.cygnus.com>
697
698 * configure: Regenerated to track ../common/aclocal.m4 changes.
699
700Mon Sep 15 17:36:15 1997 Andrew Cagney <cagney@b1.cygnus.com>
701
702 * configure: Regenerated to track ../common/aclocal.m4 changes.
703
704Thu Sep 4 17:21:23 1997 Doug Evans <dje@seba>
705
706 * configure: Regenerated to track ../common/aclocal.m4 changes.
707
708Wed Aug 27 18:13:22 1997 Andrew Cagney <cagney@b1.cygnus.com>
709
710 * configure: Regenerated to track ../common/aclocal.m4 changes.
711 * config.in: Ditto.
712
713Tue Aug 26 10:37:27 1997 Andrew Cagney <cagney@b1.cygnus.com>
714
715 * wrapper.c (sim_kill): Delete.
716 (sim_create_inferior): Add ABFD argument.
717 (sim_load): Move setting of PC from here.
718 (sim_create_inferior): To here.
719
720Mon Aug 25 17:50:22 1997 Andrew Cagney <cagney@b1.cygnus.com>
721
722 * configure: Regenerated to track ../common/aclocal.m4 changes.
723 * config.in: Ditto.
724
725Mon Aug 25 15:35:45 1997 Andrew Cagney <cagney@b1.cygnus.com>
726
727 * wrapper.c (sim_open): Add ABFD argument.
728
729Tue May 20 10:13:26 1997 Andrew Cagney <cagney@b1.cygnus.com>
730
731 * wrapper.c (sim_open): Add callback argument.
732 (sim_set_callbacks): Drop SIM_DESC argument.
733
734Thu Apr 24 00:39:51 1997 Doug Evans <dje@canuck.cygnus.com>
735
736 * configure: Regenerated to track ../common/aclocal.m4 changes.
737
738Fri Apr 18 13:32:23 1997 Andrew Cagney <cagney@b1.cygnus.com>
739
740 * wrapper.c (sim_stop): Stub sim_stop function.
741
742Thu Apr 17 18:33:01 1997 Fred Fish <fnf@cygnus.com>
743
744 * arminit.c (ARMul_NewState): Preinitialize the state to
745 all zero/NULL.
746
747Thu Apr 17 02:39:02 1997 Doug Evans <dje@canuck.cygnus.com>
748
749 * Makefile.in (SIM_OBJS): Add sim-load.o.
750 * wrapper.c (sim_kind,myname): New static locals.
751 (sim_open): Set sim_kind, myname.
752 (sim_load): Call sim_load_file to do work. Set start address from bfd.
753 (sim_create_inferior): Return SIM_RC. Delete start_address arg.
754
755Thu Apr 17 11:48:25 1997 Andrew Cagney <cagney@b1.cygnus.com>
756
757 * wrapper.c (sim_trace): Update so that it matches prototype.
758
759Mon Apr 7 15:45:02 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
760
761 * configure: Regenerated to track ../common/aclocal.m4 changes.
762 * config.in: Ditto.
763
764Mon Apr 7 12:01:17 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
765
766 * Makefile.in (armemu32.o): Replace $< with autoconf recommended
767 $(srcdir)/....
768 (armemu26.o): Ditto.
769
770Wed Apr 2 15:06:28 1997 Doug Evans <dje@canuck.cygnus.com>
771
772 * wrapper.c (sim_open): New arg `kind'.
773
774 * configure: Regenerated to track ../common/aclocal.m4 changes.
775
776Wed Apr 2 14:50:44 1997 Ian Lance Taylor <ian@cygnus.com>
777
778 * COPYING: Update FSF address.
779
780Wed Apr 2 14:34:19 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
781
782 * configure: Regenerated to track ../common/aclocal.m4 changes.
783
784Wed Mar 19 01:14:00 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
785
786 * configure: Regenerated to track ../common/aclocal.m4 changes.
787
788Mon Mar 17 15:10:07 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
789
790 * configure: Re-generate.
791
792Fri Mar 14 10:34:11 1997 Michael Meissner <meissner@cygnus.com>
793
794 * configure: Regenerate to track ../common/aclocal.m4 changes.
795
796Thu Mar 13 12:38:56 1997 Doug Evans <dje@canuck.cygnus.com>
797
798 * wrapper.c (sim_open): Has result now.
799 (sim_*): New SIM_DESC argument.
800
801Tue Feb 4 13:22:21 1997 Doug Evans <dje@canuck.cygnus.com>
802
803 * Makefile.in (@COMMON_MAKEFILE_FRAG@): Use
804 COMMON_{PRE,POST}_CONFIG_FRAG instead.
805 * configure.in: sinclude ../common/aclocal.m4.
806 * configure: Regenerated.
807
808Thu Jan 23 11:46:23 1997 Stu Grossman (grossman@critters.cygnus.com)
809
810 * configure configure.in Makefile.in: Update to new configure
811 scheme which is more compatible with WinGDB builds.
812 * configure.in: Improve comment on how to run autoconf.
813 * configure: Re-run autoconf to get new ../common/aclocal.m4.
814 * Makefile.in: Use autoconf substitution to install common
815 makefile fragment.
816
817Wed Nov 20 01:05:10 1996 Doug Evans <dje@canuck.cygnus.com>
818
819 * run.c: Deleted, use one in ../common now.
820 * Makefile.in: Delete everything that's been moved to
821 ../common/Make-common.in.
822 (SIM_OBJS): Define.
823 * configure.in: Simplify using macros in ../common/aclocal.m4.
824 * configure: Regenerated.
825 * config.in: New file.
826 * armos.c: #include config.h.
827 * wrapper.c (mem_size): Value is in bytes now.
828 (sim_callback): New global.
829 (arm_sim_set_profile{,_size}): Delete.
830 (arm_sim_set_mem_size): Rename to sim_size.
831 (sim_do_command): Call printf_filtered via callback.
832 (sim_set_callbacks): Record callback.
833
834Thu Oct 3 16:10:27 1996 Jason Molenda (crash@godzilla.cygnus.co.jp)
835
836 * Makefile.in (mostlyclean): Remove config.log.
837
838Wed Jun 26 12:17:24 1996 Jason Molenda (crash@godzilla.cygnus.co.jp)
839
840 * Makefile.in (bindir, libdir, datadir, mandir, infodir, includedir,
841 INSTALL_PROGRAM, INSTALL_DATA): Use autoconf-set values.
842 (docdir): Removed.
843 * configure.in (AC_PREREQ): autoconf 2.5 or higher.
844 (AC_PROG_INSTALL): Added.
845 * configure: Rebuilt.
846
847Wed Feb 21 12:14:31 1996 Ian Lance Taylor <ian@cygnus.com>
848
849 * configure: Regenerate with autoconf 2.7.
850
851Fri Dec 15 16:27:30 1995 Ian Lance Taylor <ian@cygnus.com>
852
853 * run.c (main): Use new bfd_big_endian macro.
854
855Mon Nov 20 17:40:38 1995 Doug Evans <dje@canuck.cygnus.com>
856
857 * run.c: Include "getopt.h".
858 (verbose): Delete.
859 (usage): Make static.
860 (main): Call arm_sim_set_verbosity.
861 Only load sections marked SEC_LOAD.
862 * wrapper.c (mem_size, verbosity): New static global.
863 (arm_sim_set_mem_size): Renamed from sim_size. Callers updated.
864 (arm_sim_set_profile{,_size}): Renamed from sim_foo. Callers updated.
865
866Fri Nov 17 19:35:11 1995 Doug Evans <dje@canuck.cygnus.com>
867
868 * armdefs.h (ARMul_State): New member `verbose'.
869 * armrdi.c (ARMul_ConsolePrint): Add missing va_end.
870 * run.c (verbose): Make global.
871 * wrapper.c (init): Set state->verbose.
872 (ARMul_ConsolePrint): Don't print anything if !verbose.
873
874Fri Oct 13 15:30:30 1995 Doug Evans <dje@canuck.cygnus.com>
875
876 * armos.c: #include dbg_rdi.h.
877 (ARMul_OSHandleSWI): Handle SWI_Breakpoint.
878 * armos.h (SWI_Breakpoint): Define.
879 * wrapper.c: #include armemu.h, dbg_rdi.h.
880 (rc): Delete.
881 (sim_resume): Use state->EndCondition to record stop state.
882 Call FLUSHPIPE before returning.
883 (sim_stop_reason): Determine reason from state->EndCondition.
884
885Fri Oct 13 15:04:05 1995 steve chamberlain <sac@slash.cygnus.com>
886
887 * wrapper.c (sim_set_callbacks): New.
888
889Thu Sep 28 19:45:56 1995 Doug Evans <dje@deneb.cygnus.com>
890
891 * armos.c (ARMul_OSHandleSWI): Result of read/write calls is
892 number of bytes not read/written (or -1).
893
894Wed Sep 20 13:35:54 1995 Ian Lance Taylor <ian@cygnus.com>
895
896 * Makefile.in (maintainer-clean): New synonym for realclean.
897
898Fri Sep 8 14:27:20 1995 Ian Lance Taylor <ian@cygnus.com>
899
900 * configure.in: Remove AC_PROG_INSTALL.
901 * configure: Rebuild.
902 * Makefile.in (INSTALL): Revert to using install.sh.
903 (INSTALL_PROGRAM, INSTALL_DATA): Set to $(INSTALL).
904 (INSTALL_XFORM, INSTALL_XFORM1): Restore.
905 (mostlyclean): Make the same as clean, not distclean.
906 (clean): Remove config.log.
907 (install): Don't install in $(tooldir).
908
909Thu Sep 7 12:00:17 1995 Doug Evans <dje@canuck.cygnus.com>
910
911 (Try to) Update to new bfd autoconf scheme.
912 * run.c: Don't include sysdep.h.
913 * Makefile.in (INSTALL{,_PROGRAM,_DATA}): Use autoconf computed value.
914 (CC, CFLAGS, AR, RANLIB): Likewise.
915 (HDEFINES, TDEFINES): Define.
916 (CC_FOR_BUILD): Delete.
917 (host_makefile_frag): Delete.
918 (Makefile): Don't depend on frags.
919 * configure.in (sysdep.h): Don't create symlink.
920 (host_makefile_frag, frags): Deleted.
921 (CC, CFLAGS, AR, RANLIB, INSTALL): Compute values.
922 * configure: Regenerated.
923
924Thu Aug 3 10:45:37 1995 Fred Fish <fnf@cygnus.com>
925
926 * Update all FSF addresses except those in COPYING* files.
927
928Wed Jul 5 16:15:54 1995 J.T. Conklin <jtc@rtl.cygnus.com>
929
930 * Makefile.in (clean): Remove run, libsim.a.
931
932 * Makefile.in, configure.in: converted to autoconf.
933 * configure: New file, generated with autconf 2.4.
934
935 * arm.mt: Removed.
936
937Fri Jun 30 16:49:47 1995 Stan Shebs <shebs@andros.cygnus.com>
938
939 * wrapper.c (sim_do_command): New function.
940
941Tue Jun 13 10:57:32 1995 Steve Chamberlain <sac@slash.cygnus.com>
942
943 * armos.c (ARMul_OSHandleSWI): New version to work with
944 newlib simply.
945
946Thu Jun 8 14:37:14 1995 Steve Chamberlain <sac@slash.cygnus.com>
947
948 * run.c (main): Grab return value from right register.
949
950Wed May 24 14:37:31 1995 Steve Chamberlain <sac@slash.cygnus.com>
951
952 * New.
953
954
GDB Binutils - Deliverables
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